FewCookies

Cookie glossary · Marketing

What is the st_uid cookie?

Seedtag cookie used for advertising and for tracking visitors across sites. It is set by Seedtag and classified as "Marketing". Requires consent.

At a glance

Provider Seedtag
Category Marketing
Consent required? Yes
Typical domain Varies (first-party)

How FewCookies handles this cookie

FewCookies recognises st_uid from our database of 1,300+ known cookies and classifies it automatically as "Marketing". The free check tells you whether this cookie is detected on your site and whether your banner handles it correctly — an instant, surface-level check, no account needed.

Check your site for free →

Frequently asked questions

Do you need consent for the st_uid cookie?

Yes. st_uid is a "Marketing" cookie, so it is not strictly necessary. Under the ePrivacy Directive (2002/58/EC) and Romania's Law 506/2004, you must obtain the visitor's explicit consent before setting it.

What does the st_uid cookie do?

Seedtag cookie used for advertising and for tracking visitors across sites.

Who sets the st_uid cookie?

The st_uid cookie is associated with Seedtag and is classified as marketing.